/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package model.dao;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import static model.Dao.getConnection;

/**
 *
 * @author Henrique
 */
public class ValidaLogin extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
            response.setContentType("text/html;charset=UTF-8");
            response.setHeader("Cache-Control", "no-cache");
        try {
            String usuario = request.getParameter("usuario");
            String senha = request.getParameter("senha");
            
            StringBuffer out = new StringBuffer();
            
            PreparedStatement pstmt = getConnection().prepareStatement(
                    "select * from login where USUARIO=? and SENHA=?");
            pstmt.setString(1, usuario);
            pstmt.setString(2, senha);
            ResultSet rs = pstmt.executeQuery();
           
            if (rs.next()) {
            out.append("TRUE");
           
            } else {
                 out.append("FALSE");
           
            }
 response.getWriter().write(out.toString());
        } catch (Exception e) {
            e.printStackTrace();
    
        }
            /* TODO output your page here. You may use following sample code. */
           
      
        }
    

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
